In some cases, you may find that one more of the SNMPv3 profiles “timeout” or have communication issues with Network Management Card 1 (AP9617, AP9618, AP9619 and any device with an embedded version of this card). In such cases, APC has found resetting the card to defaults fixes this issue.

Resolution

AOS versions > v3.5.8 contain the firmware fix for this issue. Please seek an upgrade if you are experiencing these symptoms.

The steps below only need to be performed as a workaround to the issue if you have AOS 3.5.7 or lower or cannot update.

Login to the NMC Web Interface via the IP address with the correct username/password.

Select the following to Reset the NMC to defaults without losing your network configuration

Select theSNMPv3 "User Profiles" menu in the Vertical menu bar of the NMC to setup each SNMPv3 User Profile.

Select the user profile that you want to modify

Modify the User Name in the user input field provided.

Modify theAuthentication Passphrase in the user input field provided if you plan on using MD-5 Authentication with the SNMPv3 data. NOTE:The password must be 15-32 ASCII characters long.

Modify thePrivacy Passphrase in the user input field provided if you plan on using DES encryption with the SNMPv3 data.NOTE:The password must be 15-32 ASCII characters long.

Select the MD-5 radio button in the Authentication Protocol row if you plan on using MD- Authentication with the SNMPv3 data.

Select the DES radio button in the Privacy Protocol row if you plan on using DES encryption with the SNMPv3 data.

Select the Apply button to enable your changes for each profile.

Complete steps i - vi for each profile that you want to create up to a maximum of four.

Select the SNMPv3 "Access Control" menu in the vertical menu bar of the NMC to setup access control for each of the SNMPv3 User Profiles

Select the user profile that you want to give access control to

Select the Enable checkbox to enable SNMPv3 control to a user profile.

Select the User Name of the user profile that you want to enable

Select the NMS IP/Hostname IP Address of the system that will be used to communicate via SNMPv3 to this NMC. NOTE: 0.0.0.0 indicates all systems can interface via SNMPv3 to the NMC as long as the system user profile, authentication passphrases, and encryption passphrases match the NMC.

Select the Apply button to enable the changesSelect the SNMPv3 "access" menu in the vertical menu bar of the NMC to enable SNMPv3 for the NMC.

Select the Enable SNMPv3 access checkbox.

Select theApplybutton to enable SNMPv3 for the NMC.

NOTE: The NMC requires that the user logout of the NMC and it will automatically reboot after logout to institute these changes. Upon rebooting, the NMC will take about 5-10 minutes to complete its backend processes needed in order to enable SNMPv3. Upon accessing the web interface during this 5-10 minute period, until this process is complete, the NMC will display a message saying "Please wait while system is booting..." but telnet access will still be available.